11815280

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1307}}^1$

素因数の和:1433

約数の個数: 40

約数和(自身を含む): 27734832

約数和(自身を除く): 15919552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1307, 1808, 2260, 2614, 4520, 5228, 6535, 9040, 10456, 13070, 20912, 26140, 52280, 104560, 147691, 295382, 590764, 738455, 1181528, 1476910, 2363056, 2953820, 5907640, 11815280]

約数ペア:

[(1, 11815280), (2, 5907640), (4, 2953820), (5, 2363056), (8, 1476910), (10, 1181528), (16, 738455), (20, 590764), (40, 295382), (80, 147691), (113, 104560), (226, 52280), (452, 26140), (565, 20912), (904, 13070), (1130, 10456), (1307, 9040), (1808, 6535), (2260, 5228), (2614, 4520)]